1122012212 has 12 divisors (see below), whose sum is σ = 1975280160. Its totient is φ = 557646456.

The previous prime is 1122012193. The next prime is 1122012239. The reversal of 1122012212 is 2122102211.

It is a super-2 number, since 2×1122012212² = 2517822807754265888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 839162 + ... + 840497.

It is an arithmetic number, because the mean of its divisors is an integer number (164606680).

Almost surely, 2^1122012212 is an apocalyptic number.

It is an amenable number.

1122012212 is a deficient number, since it is larger than the sum of its proper divisors (853267948).

1122012212 is a wasteful number, since it uses less digits than its factorization.

1122012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1679830 (or 1679828 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1122012212 is about 33496.4507373542. The cubic root of 1122012212 is about 1039.1203767940.

Adding to 1122012212 its reverse (2122102211), we get a palindrome (3244114423).

It can be divided in two parts, 11220 and 12212, that added together give a palindrome (23432).

The spelling of 1122012212 in words is "one billion, one hundred twenty-two million, twelve thousand, two hundred twelve".